% Expired Patents = 20.0

Forward Citations = 150

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10 inventors (with patents filed for the assignee):

Osamu Katoh (5 out of 25 patents)

Tomihisa Kato (3 out of 21 patents)

Masashi Momota (2 out of 8 patents)

4. Yoshihiko Sano (1 out of 30 patents)

5. Manabu Shimogami (1 out of 9 patents)

6. Shinji Ozawa (1 out of 2 patents)

7. Atsushi Kureha (1 out of 2 patents)

8. Masao Horie (1 out of 2 patents)

9. Yasushi Ohyama (1 out of 1 patent)

10. Norihiko Furuta (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 8551073 - Catheter device (2013-10-08),

2. 7985204 - Reagent injection device (2011-07-26),

3. 7958894 - Drape for clean operation (2011-06-14),

4. 7442184 - Medicinal liquid injection catheter (2008-10-28),

5. 7377910 - Reagent injection device (2008-05-27),

Company Overview

Osamu Katoh is a leading Japanese entrepreneur and business magnate known for founding multiple successful technology startups. With a focus on innovation and creativity, Osamu has built a reputation for developing cutting-edge solutions that revolutionize the way industries operate. His companies have garnered international recognition for their impact on various sectors, including healthcare, finance, and transportation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#183 in Kyoto 615-0031

#6,652 in Japan

Kyoto, Japan

Osamu Katoh

Forward Citations = 150

10 inventors:

Osamu Katoh (5 out of 25 patents)

Tomihisa Kato (3 out of 21 patents)

Masashi Momota (2 out of 8 patents)

4. Yoshihiko Sano (1 out of 30 patents)

5. Manabu Shimogami (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Osamu Katoh. Retrieved from https://idiyas.com/company/osamu-katoh

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]